Which Statement Most Accurately Reflects Freud's Concept of a Latency

Which statement most accurately reflects Freud's concept of a latency period?

A) As we grow, we observe many aspects of sexuality, and we later perform those behaviors which have been reinforced.
B) During this period, sexual energies lie dormant, while social and intellectual development continues.
C) Libido is focused on the sex organs, and this results in loving heterosexual relationships.
D) Three important strands of development lie at rest during the years just before puberty.